2. A Water Heater A hot-water heater in the shape of a right circular cylinder has a radius of 50 cm and a height of 150 cm. If the tank is filled with water, use the formula, V = r²h to determine c) the mass of the water in kilograms.

Q: (b) The formula for the elasto-plastic tangent is on the formula sheet [{fo }{f.o) [De [Dep] = [De]…

A: The formula is given we just have to calculate the required expression.

Q: can this question be answered with a numerical calculation?

A: Regression analysis

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Q: How many gallons of fuel costing $0.85 a gallon must be mixed with a fuel costing $1.15 per gallon…

A: Cost of fuel per gallon = $ 0.85 and $ 1.15 Total fuel = 40 gallons Total price per gallon = $1

Q: Are you able to give a step by step without using a calculator?

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A: Arithmetic is a branch of mathematics. There are 4 basic operations in arithmetic. Division is one…

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Q: why teach mathematics in the primary school

A: In the primary school, basic mathematics is teaching like mathematics operation , counting, tables

Q: Simplify each of the following: a. V32 b. V8 C. d. f. V16 x V3 VBI h. V256 i. + 26 V16 j. V63

A:

Q: QUESTION 5 Solve the following system of equations and fill in the values below: 3x + 4y = 17 5x +…

A: As per our guidelines we are supposed to answer only one question per post so I am solving first…

Q: For what two population levels will the population grow by 2 thousand over a day ?

A: Given G=-0.03n2+n Where G is the population growth and n is  the population size . For G=2000 find…

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A: Topic = Functions

Q: years

A: Hourly wage = $12. A year contains 260 working days each year, 8 hours per day.

Q: If 118 people attend a concert and tickets for adults cost $3.5 while tickets for children cost $1.5…

A: We have to find that how many of each went to the concert.

Q: The cost of renting a rototiller is $18.50 for the first hour and $9.95 for each additional hour.…

A: